10144127321 has 2 divisors, whose sum is σ = 10144127322. Its totient is φ = 10144127320.

The previous prime is 10144127317. The next prime is 10144127339. The reversal of 10144127321 is 12372144101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8206366921 + 1937760400 = 90589^2 + 44020^2 .

It is a cyclic number.

It is not a de Polignac number, because 10144127321 - 2² = 10144127317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10144127221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5072063660 + 5072063661.

It is an arithmetic number, because the mean of its divisors is an integer number (5072063661).

Almost surely, 2^10144127321 is an apocalyptic number.

It is an amenable number.

10144127321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10144127321 is an equidigital number, since it uses as much as digits as its factorization.

10144127321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

The spelling of 10144127321 in words is "ten billion, one hundred forty-four million, one hundred twenty-seven thousand, three hundred twenty-one".